1. Contribution from the Alberta Ingenuity Centre for Carbohydrate Science and Department of Chemistry, The University of Alberta, Gunning-Lemieux Chemistry Centre, Edmonton, AB T6G 2G2, Canada, Institute of Chemistry, University of Lübeck, Ratzeburger Allee 160, 23538 Lübeck, Germany, and Department of Biochemistry and Molecular Biology, The University of Calgary, 3330 Hospital Drive NW, Calgary, Alberta T2N 4N1, Canada